osfmk/ppc/cpu_internal.h

   1 /*
   2  * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * @OSF_COPYRIGHT@
  30  */
  31 #ifndef _PPC_CPU_INTERNAL_H_
  32 #define _PPC_CPU_INTERNAL_H_
  33
  34 #include <mach/kern_return.h>
  35 #include <ppc/exception.h>
  36
  37 extern void                                             _start_cpu(
  38                                                                                 void);
  39
  40 extern void                                             cpu_bootstrap(
  41                                                                                 void);
  42
  43 extern void                                             cpu_init(
  44                                                                                 void);
  45
  46 extern kern_return_t                    cpu_signal(
  47                                                                                 int                             target,
  48                                                                                 int                             signal,
  49                                                                                 unsigned int    p1,
  50                                                                                 unsigned int    p2);
  51
  52 #define SIGPast                 0               /* Requests an ast on target processor */
  53 #define SIGPcpureq              1               /* Requests CPU specific function */
  54 #define SIGPdebug               2               /* Requests a debugger entry */
  55 #define SIGPwake                3               /* Wake up a sleeping processor */
  56 #define SIGPcall                4               /* Call a function on a processor */
  57
  58 #define CPRQtimebase    1               /* Get timebase of processor */
  59 #define CPRQsegload             2               /* Segment registers reload */
  60 #define CPRQscom                3               /* SCOM */
  61 #define CPRQchud                4               /* CHUD perfmon */
  62 #define CPRQsps                 5               /* Set Processor Speed */
  63
  64
  65 extern struct per_proc_info *   cpu_per_proc_alloc(
  66                                                                                 void);
  67
  68 extern void                                             cpu_per_proc_free(
  69                                                                                 struct per_proc_info *per_proc);
  70
  71 extern void *                                   console_per_proc_alloc(
  72                                                                                 boolean_t boot_processor);
  73
  74 extern void                                     console_per_proc_free(
  75                                                                                 void *per_proc_cbfr);
  76
  77 extern void *                                   chudxnu_per_proc_alloc(
  78                                                                                 boolean_t boot_processor);
  79
  80 extern void                                             chudxnu_per_proc_free(
  81                                                                                 void *per_proc_chud);
  82
  83 extern kern_return_t                    cpu_per_proc_register(
  84                                                                                 struct per_proc_info    *proc_info);
  85
  86 extern  unsigned int                    real_ncpus;
  87 extern  unsigned int                    max_ncpus;
  88
  89 #endif  /* _PPC_CPU_INTERNAL_H_ */